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使用Liquibase構建Gradle多項目

[英]Gradle multi-project build with liquibase

我試圖在Gradle中創建一個構建,該項目有兩個子模塊,每個子模塊都有一個liquibase changelog.groovy,以下是項目結構

    +  Parent_Project_Folder
    |  - build.gradle
    |  + Sub-Project_Folder_1
    |  |  - build.gradle
    |  |  + src
    |  |  |  + main
    |  |  |  |  + resources
    |  |  |  |  |  + com
    |  |  |  |  |  |  + parentProject
    |  |  |  |  |  |  |  + subProject1
    |  |  |  |  |  |  |  |  + changelog.groovy
    |  + Sub-Project_Folder_2
    |  |  - build.gradle
    |  |  + src
    |  |  |  + main
    |  |  |  |  + resources
    |  |  |  |  |  + com
    |  |  |  |  |  |  + parentProject
    |  |  |  |  |  |  |  + subProject2
    |  |  |  |  |  |  |  |  + changelog.groovy

我寫了一個Gradle任務,它在Parent_Project_Folder中調用一個方法

的build.gradle

def createDatabase (databaseServerUrl, dbUsername, dbPassword, projectControlDBName, changeLogFilePath) {
    def mysql = buildscript.configurations.classpath.find { it.toString().contains("mysql-connector-java") }
    URLClassLoader loader = GroovyObject.class.classLoader
    loader.addURL(file(mysql).toURL())

    println("createDatabase CurrentPath " + System.getProperty("user.dir"))

    def db = [url : "jdbc:mysql://localhost:3306/",
              user: dbUsername, password: dbPassword, driver: 'com.mysql.jdbc.Driver']
    def sql = groovy.sql.Sql.newInstance(db.url, db.user, db.password, db.driver)

    def row = sql.firstRow('SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME = \'' + projectControlDBName + '\'')

    if (row == null) {
        sql.execute("CREATE DATABASE " + projectControlDBName)
        println("Database Created: " + projectControlDBName)
    } else {
        println("Database \'" + projectControlDBName + "\' already exists")
    }

    Connection connection = DriverManager.getConnection(databaseServerUrl +
            projectControlDBName + '?nullNamePatternMatchesAll=true&useSSL=false' +
            "&user=" + dbUsername +
            "&password=" + dbPassword)
    Database database = DatabaseFactory.getInstance().findCorrectDatabaseImplementation(new JdbcConnection(connection))

    Liquibase liquibase = new Liquibase(changeLogFilePath, new FileSystemResourceAccessor(), database)

    liquibase.update(new Contexts(), new LabelExpression())

    database.close()

    println("Database schema created: \'" + minervaControlDBName + "\'")
}


task createAllProjectDatabases {
    doLast{
        def projectControlDBName = "dbName"
        def mySqlUsername = "username"
        def mySqlPassword = "password"
        def changeLogFilePath = 'src/main/resources/com/parentProject/subProject1/changelog.groovy'
        def databaseServerUrl = 'jdbc:mysql://localhost/'

        createDatabase(databaseServerUrl, mySqlUsername, mySqlPassword, projectControlDBName, changeLogFilePath)
    }
}

以下是Sub-Project_Folder_2的changelog.groovy

package com.parentProject.subProject1

databaseChangeLog {
    changeSet(id: '1234', author: 'name') {
        sqlFile(path: 'src/main/resources/com/parentProj/subProject1/common-schema.mysql.sql')
        sqlFile(path: 'src/main/resources/com/parentProj/subProject1/control-schema.mysql.sql')
        rollback {
            sqlFile(path: 'src/main/resources/com/parentProj/subProject1/control-schema-rollback.mysql.sql')
        }
    }
}

因此,問題在於,當我從父build.gradle運行任務時,liquibase任務無法從changelog.groovy中找到sql文件,因為它認為它在父文件夾中運行並且changelog.groovy正在引用路徑。從子項目級別開始。

我無法更改changelog.groovy中的路徑,因為構建應該可以在不構建整個項目的情況下從子模塊運行(因為在子模塊中應該可以構建而無需構建另一個子模塊)

有人對我如何解決此問題有任何建議嗎?

謝謝 :)

我最終自己解決了這個問題。

我無法按需獲取任務的繼承。 因此,我最終在主“ build.gradle”文件中為子項目編寫了一些任務。 這些任務將執行子項目所需的特定構建。

我寫了一個主要任務來構建整個項目。

不是最好的解決方案,但是它解決了我的問題。

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